<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="活动标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入活动标题"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="活动开始时间" prop="startAt">
        <el-date-picker clearable
                        v-model="queryParams.startAt"
                        type="date"
                        value-format="yyyy-MM-dd"
                        placeholder="请选择活动开始时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="活动结束时间" prop="endAt">
        <el-date-picker clearable
                        v-model="queryParams.endAt"
                        type="date"
                        value-format="yyyy-MM-dd"
                        placeholder="请选择活动结束时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="活动地点" prop="location">
        <el-input
          v-model="queryParams.location"
          placeholder="请输入活动地点"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="预计参与人数" prop="capacity">
        <el-input
          v-model="queryParams.capacity"
          placeholder="请输入预计参与人数"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="活动状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择活动状态" clearable>
          <el-option
            v-for="dict in dict.type.activity_status"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['activity:activities:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['activity:activities:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['activity:activities:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['activity:activities:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="activitiesList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="活动唯一标识" align="center" prop="actId" />
      <el-table-column label="活动标题" align="center" prop="title" />
      <el-table-column label="活动开始时间" align="center" prop="startAt" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.startAt, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="活动结束时间" align="center" prop="endAt" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.endAt, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="活动地点" align="center" prop="location" />
      <el-table-column label="预计参与人数" align="center" prop="capacity" />
      <el-table-column label="活动状态" align="center" prop="status">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.activity_status" :value="scope.row.status"/>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['activity:activities:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['activity:activities:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改活动发布对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="活动标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入活动标题" />
        </el-form-item>
        <el-form-item label="活动内容描述" prop="description">
          <el-input v-model="form.description" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="宣传画报URL" prop="bannerUrl">
          <el-input v-model="form.bannerUrl" placeholder="请输入宣传画报URL" />
        </el-form-item>
        <el-form-item label="活动开始时间" prop="startAt">
          <el-date-picker clearable
                          v-model="form.startAt"
                          type="date"
                          value-format="yyyy-MM-dd"
                          placeholder="请选择活动开始时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="活动结束时间" prop="endAt">
          <el-date-picker clearable
                          v-model="form.endAt"
                          type="date"
                          value-format="yyyy-MM-dd"
                          placeholder="请选择活动结束时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="活动地点" prop="location">
          <el-input v-model="form.location" placeholder="请输入活动地点" />
        </el-form-item>
        <el-form-item label="预计参与人数" prop="capacity">
          <el-input v-model="form.capacity" placeholder="请输入预计参与人数" />
        </el-form-item>
        <el-form-item label="活动状态" prop="status">
          <el-select v-model="form.status" placeholder="请选择活动状态">
            <el-option
              v-for="dict in dict.type.activity_status"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-divider content-position="center">报名记录信息</el-divider>
        <el-row :gutter="10" class="mb8">
          <el-col :span="1.5">
            <el-button type="primary" icon="el-icon-plus" size="mini" @click="handleAddRegistrations">添加</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="handleDeleteRegistrations">删除</el-button>
          </el-col>
        </el-row>
        <el-table :data="registrationsList" :row-class-name="rowRegistrationsIndex" @selection-change="handleRegistrationsSelectionChange" ref="registrations">
          <el-table-column type="selection" width="50" align="center" />
          <el-table-column label="序号" align="center" prop="index" width="50"/>
          <el-table-column label="参与用户的ID" prop="userId" width="150">
            <template slot-scope="scope">
              <el-input v-model="scope.row.userId" placeholder="请输入参与用户的ID" />
            </template>
          </el-table-column>
          <el-table-column label="报名时间" prop="registrationTime" width="240">
            <template slot-scope="scope">
              <el-date-picker clearable v-model="scope.row.registrationTime" type="date" value-format="yyyy-MM-dd" placeholder="请选择报名时间" />
            </template>
          </el-table-column>
        </el-table>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listActivities, getActivities, delActivities, addActivities, updateActivities } from "@/api/activity/activities";

export default {
  name: "Activities",
  dicts: ['activity_status'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 子表选中数据
      checkedRegistrations: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 活动发布表格数据
      activitiesList: [],
      // 报名记录表格数据
      registrationsList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        title: null,
        startAt: null,
        endAt: null,
        location: null,
        capacity: null,
        status: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        title: [
          { required: true, message: "活动标题不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询活动发布列表 */
    getList() {
      this.loading = true;
      listActivities(this.queryParams).then(response => {
        this.activitiesList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        actId: null,
        title: null,
        description: null,
        bannerUrl: null,
        startAt: null,
        endAt: null,
        location: null,
        capacity: null,
        status: null,
        createTime: null,
        updateTime: null
      };
      this.registrationsList = [];
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.actId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加活动发布";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const actId = row.actId || this.ids
      getActivities(actId).then(response => {
        this.form = response.data;
        this.registrationsList = response.data.registrationsList;
        this.open = true;
        this.title = "修改活动发布";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          this.form.registrationsList = this.registrationsList;
          if (this.form.actId != null) {
            updateActivities(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addActivities(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const actIds = row.actId || this.ids;
      this.$modal.confirm('是否确认删除活动发布编号为"' + actIds + '"的数据项？').then(function() {
        return delActivities(actIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 报名记录序号 */
    rowRegistrationsIndex({ row, rowIndex }) {
      row.index = rowIndex + 1;
    },
    /** 报名记录添加按钮操作 */
    handleAddRegistrations() {
      let obj = {};
      obj.userId = "";
      obj.registrationTime = "";
      this.registrationsList.push(obj);
    },
    /** 报名记录删除按钮操作 */
    handleDeleteRegistrations() {
      if (this.checkedRegistrations.length == 0) {
        this.$modal.msgError("请先选择要删除的报名记录数据");
      } else {
        const registrationsList = this.registrationsList;
        const checkedRegistrations = this.checkedRegistrations;
        this.registrationsList = registrationsList.filter(function(item) {
          return checkedRegistrations.indexOf(item.index) == -1
        });
      }
    },
    /** 复选框选中数据 */
    handleRegistrationsSelectionChange(selection) {
      this.checkedRegistrations = selection.map(item => item.index)
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('activity/activities/export', {
        ...this.queryParams
      }, `activities_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
